// Configure bean copying behavior
CopyOptions options = new CopyOptions()
    .exclude("password", "internalId")      // Exclude specific fields
    .includeNull(false)                     // Skip null values
    .converter("dateField", new DateConverter("yyyy-MM-dd"));

BeanUtil.copyBeanToBean(source, dest, options);
```

## 🤝 Contributing

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        assertNotNull(arrayFields);
        assertEquals(2, arrayFields.length);

        String[] dateFields = fessConfig.getIndexAdminDateFields().split(",");
        assertNotNull(dateFields);
        assertEquals(3, dateFields.length);

        String[] requiredFields = fessConfig.getIndexAdminRequiredFields().split(",");
        assertNotNull(requiredFields);